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TL432A
Features:
Low Voltage Adjustable Precision Shunt Regulator
* Precise Reference Voltage to 1.24V * Guaranteed 1% Reference Voltage Tolerance * Sink Current Capability, 80A to100mA * Quick Turn-on * Adjustable Output Voltage, Vo=VREF to 18V * 0.2 Typical Output Impedance
Package and Pin Connections
K
A
R A
R
K
TO-92
R
A
K
SOT-89
A
Order Information
Order Number
TL432ACPL TL432ACPK TL432ALT1
Package
TO-92 SOT-89T&R SOT-23T&R
R
K
SOT-23
Absolute Maximum Ratings
Symbol VKA IK I REF Tj Parameter Cathode voltage Continuous cathode current range Reference current range Operating Junction Temperature Range
TA=
Rating 18 100 3 - 40 to 150
Unit V mA mA C
Electrical Characteristics
Symbol VRFF VDEV VREF/VKA IREF IREF(DEV) Ik(off) Zka IK(MIN) Parameter Reference voltage
25C ( unless otherwise noted) Test Conditions
VKA=VREF, lK=10mA (Fig. 1) TA =25C TA=full range(see Note1) VKA=VREF, lK=10mA(Fig. 1) !K=10mA, VKA=18V to VREF (Fig. 2) IK=10mA, R1 =10k R2= (Fig.2) TK=full range (see Note 1), R1 =10k, R2=, IK=10mA (Fig. 2) VREF=0 V,(Fig.3) Vk=18V Vka=Vref, Ik=1mA to 100mA F 1kHz (Fig. 1)
TL432A
Min 1.228 Typ 1.240 10 -1 0.25 0.05 0.04 0.2 60 Max 1.252 25 -2.7 0.5 0.3 0.5 0.4 80
Unit V mV mV / V A A A A
VREF Temp Deviation Ratio of Change in VREF to Change in Cathode Voltage Reference Input Current IREF Temp Deviation Off-state cathode current Dynamic Output Impedance Minimum Operating Current
VKA=VREF(Fig. 1)
Notes: 1. Full temperature range is -40C to 105C for TL432
TL432A
Pad # Pad Name
Low Voltage Adjustable Precision Shunt Regulator
Description Bond Pad (m) X Y
1 2 3
K A REF
CATHODE ANODE REF
130 x 130 130 x 130 130 x 130
150 700 150
700 150 150
0.0
0.85 x0.85 mm2

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